Compile problem on x86_64

    Hi All,

I had a little compile problem on x86_64, concerning pointer casts. I 
have a tiny patch that makes it work for me.

Hope it's useful

    Dirk

Index: objcache.cpp
===================================================================
RCS file: /cvsroot/doxygen/src/objcache.cpp,v
retrieving revision 1.1
diff -u -3 -p -r1.1 objcache.cpp
--- objcache.cpp    10 Sep 2006 20:46:22 -0000    1.1
+++ objcache.cpp    29 Sep 2006 21:45:49 -0000
@@ -179,7 +179,7 @@ unsigned int ObjCache::hash(void *addr)
   // Thomas Wang's 32 bit Mix Function
 
-  // TODO: what if sizeof(void*)!=4 ?
-  unsigned int key = (unsigned int)addr;
+  unsigned int key = (unsigned int) (unsigned long) (addr);
   key += ~(key << 15);
   key ^=  (key >> 10);
   key +=  (key << 3);


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